baber/WOPTO huggingface dataset:
Patent ES-416988-A1 (ES)
Title: 2-Amino-4 H-pyrane
IPC: A61P9/12
Filed: 1973-07-17
Abstract: 2-Amino-4 H-pyrane derivatives of the formula WHEREIN R1 and R2 are the same or different and each is hydrogen or straight- or branched-chain alkyl R3 is straight- or branched-chain alkyl, phenyl or -COOR' wherein R' is a straight, branched or cyclic saturated or unsaturated aliphatic hydrocarbon R4 is straight, branched or cyclic alkyl or alkenyl, aryl unsubstituted or substituted by 1, 2 or 3 of the same or different substituents selected from the group consisting of alkyl, alkoxy, halogen, nitro, cyano, trifluoromethyl, carbalkoxy, and -SOn alkyl wherein n is 0, 1 or 2, or R4 is naphthyl, quinolyl, pyridyl, thenyl or furyl unsubstituted or substituted by alkyl, alkoxy or halogen R5 is straight, branched or cyclic alkyl or -OR'' wherein R'' is a straight, branched or cyclic hydrocarbon or said hydrocarbon interrupted by 1 or 2 oxygen atoms and R6 is hydrogen or alkyl ARE USEFUL FOR THEIR STRONG CORONARY ACTION AND AS ANTIHYPERTENSIVE AGENTS.
Patent ES-420803-A1 (ES)
Title: Fuel injector having self-cleaning filter
IPC: F02M61/16
Filed: 1973-11-23
Abstract: A precision fuel injector having an inwardly opening pressure operated valve positioned in a bore forming a valve chamber and guided for reciprocal movement to open and close the valve wherein the valve guide at the end of the valve chamber opposite the valve tip is provided with a sleeve extending into the valve chamber to provide an integral filter. The sleeve is interposed between the fuel inlet and the valve chamber and provides communication therebetween through a pair of annular clearances having a width which is one-half or less of the diameter of the discharge orifices of the injector to trap solid particles and prevent the blockage thereof. The filter construction retains the trapped particles in the flow path where the velocity of fuel flow is maximum to subject them to the repetitive high pressure hydraulic forces as sequential measured charges of fuel are delivered to the injector to hammer them against the hardened metal edge of the filter and pulverize them to render the filter self-cleaning.
Patent ES-423108-A1 (ES)
Title: Article display rack
IPC: A47F5/13
Filed: 1974-02-11
Abstract: A package display and support rack for mounting on shelves formed of wire rods found in refrigerators with glass doors such as used in convenience food stores. The display racks are inexpensively assembled from readily available or easily manufactured components and include forwardly projecting support feet attached at their heels or rear ends to the bottom ends of upright side members of the rack. The support feet have clamps on their distal ends for clamping attachment to at least one wire rod of a shelf.
Patent ES-426396-A1 (ES)
Title: Method for the purification of sulphuric acid containing mercury
IPC: C01B17/90
Filed: 1974-05-17
Abstract: The invention relates to a method of purifying sulphuric acid containing mercury in a plant for the production of sulphuric acid according to the contact process which involves drying moist roaster gases containing sulphur dioxide in at least two drying towers where the major part of the water content is absorbed in the first drying tower. The sulphuric acid containing mercury is in a quantity suitably measured to maintain the concentration between 70 and 80 percent by weight led to the first drying tower. To the second drying tower is led a sulphuric acid so that the concentration can be maintained between 95 and 103 percent by weight. The mercury is separated from a partial current from the circulating sulphuric acid in the first drying tower.
Patent ES-429594-A1 (ES)
Title: Reactive dyes
IPC: C09B62/503
Filed: 1974-08-28
Abstract: The dyestuffs correspond to the formula 1c. In this formula: B: denotes H, C1-4-alkyl or -alkoxy, Y1 and Y2: one denotes H or sulpho, the other denotes H, C1-4-alkyl or -alkoxy, X1: denotes C1-4-alkyl or -alkoxy, X2: denotes H or sulpho, X3: denotes H, C1-4-alkyl or sulpho R1 and R2: denote benzyl, sulphobenzyl or C1-4-alkyl which is optionally substituted by OH or CN. At least one of the non-fused benzene rings contains a radical Q, bonded via NH, of a heterocyclic compound which contains at least one substituent reactive with cellulose bonded to a ring carbon atom. The dyestuffs altogether contain at least 2 sulpho groups. The dyestuffs are prepared by reacting a compound of the formula Ic, in which at least one of the non-fused benzene rings contains an NH2 group, with a compound Q-halogen. The dyestuffs dye polyamide and in particular cellulose materials bright blue or reddish-blue in the presence of alkaline agents. The dyeings are washfast.
Patent ES-432968-A1 (ES)
Title: Molding method with shielding member drawn against particulate material
IPC: B22C9/03
Filed: 1974-12-16
Abstract: A molding method comprising steps of bringing a shielding mold member into contact with the shaping surface of a shaping mold member to provide a mold assembly, filling a charge of a heat resisting particulate material in space disposed opposite the shaping mold member with respect to the shielding mold member, rendering negative the internal pressure of the space containing the charge so as to draw the shielding mold member toward the charge and cause the same to adhere thereto, removing the shaping mold member from the mold assembly so as to form a cavity defined by the shielding mold member, and pouring a molten metal into said cavity.
Patent ES-437260-A1 (ES)
Title: Process for preparing hydroxylammonium salts
IPC: B01J27/057
Filed: 1975-04-30
Abstract: A process for making hydroxyl ammonium salts by hydrogenation of nitric oxide in an acid medium in the presence of a platinum catalyst, wherein the catalyst contains 15 to 50 atom percent of selenium and the acid medium is at least 2N during the reaction. A new catalyst and method of making it are also disclosed.
Patent ES-438453-A1 (ES)
Title: Valve
IPC: F16K24/00
Filed: 1975-06-11
Abstract: A liquid fuel filler cap provided with a valve assembly in a channel extending through said cap said valve assembly comprising means defining at least part of a channel, a valve seat in said channel, a valve member adapted to co-operate with said valve seat to seal said channel, and means to bias said valve member into engagement with said seat, said biasing means comprising a pivoted member comprising a first portion which is adapted to move said valve member, and a second portion, and means for engaging with said second portion and for imparting a turning moment to said pivoted member which is greater than and in the opposite sense to the turning moment imparted to the pivoted member by said valve member alone when the valve member moves away from the valve seat, said first portion and said second portion being on opposite sides of the point of pivotal support of said pivoted member.
Patent ES-444642-A1 (ES)
Title: Logic driver circuit with output protection
IPC: H03K17/082
Filed: 1976-01-27
Abstract: A resistor senses low-level drive current is a logic circuit. When the output is shorted, excessive drive current turns on a sensor transistor, which causes drive voltage to the output stage to be clamped to ground, and to remain clamped until the fault is removed.
Patent ES-446355-A1 (ES)
Title: Loading ramp
IPC: B62D53/06
Filed: 1976-03-25
Abstract: A loading ramp for loading vehicles onto the bed of a lorry comprising a framework of girders, decking on the girders and legs of variable length at one end of the framework, on which legs the framework can be supported at an inclination to the ground to allow vehicles to be driven or winched up or down the inclined decking. Preferably the loading ramp is mounted on wheels so that it can readily be towed, the wheels being provided on an undercarriage formed as a rigid sub-framework which is slidably movable to position the undercarriage adjacent the raised end of the framework.
Patent ES-447915-A1 (ES)
Title: Sewing machine with means for stitching slide fastener stringers onto a relatively thick article
IPC: D05B35/06
Filed: 1976-05-06
Abstract: A twin-needle sewing machine for stitching lap seams which have been produced by basting a pair of fastener stringers to the edges of an article bounding an opening therein and then by folding the article edges along the basting lines. The sewing machine has a presser foot comprising a pair of parallel spaced main portions, and a pair of wings projecting laterally outwardly from the respective main portions. A guide fixedly mounted on the throat plate of the sewing machine has its sloping rear surface disposed opposite to the front end of the presser foot. The folded article edges together with the stringers basted thereto follow a curved path created by the guide as they are drawn under the presser foot for final stitching of the lap seams, in order that the article edges may not unfold.
Patent ES-450355-A1 (ES)
Title: Laminar flow connector for conduits
IPC: F16L37/252
Filed: 1976-07-31
Abstract: A laminar flow connector for conduits including a first element having a portion for receiving a first conduit and a hollow tapered member having one end in open communication with the end of the first conduit and continuously tapering away from the first conduit toward its other end, a second element having a portion for receiving a second conduit and a mating tapered channel for receiving the hollow tapered member therein and having one end in open communication with the second conduit, and interlocking members which coact to provide a hermetic seal between the elements and enable a fluid to flow from one conduit to the other without encountering any discontinuities in the flow path. Advantageously, the interlocking members include mating pairs of spaced ramped projections capable of advancing the elements toward each other and providing a hermetic seal therebetween when the hollow tapered member is fully inserted into the mating tapered channel and the elements are rotated relative to one another.
Patent ES-452317-A1 (ES)
Title: Control for the weft-thread carries in the shed of a multished loom
IPC: A45D4/16
Filed: 1976-10-01
Abstract: A method of and a device for stopping the movement of a weft-carrier or shuttle when an obstruction is in the shed of a loom without damaging the loom or fabric being woven. The device includes a power operated shuttle drive mechanism adapted to engage the shuttle to move the shuttle through a shed, and a sensitive section adapted to be responsive to forces produced by an obstruction in the shed. When such forces exceed a predetermined value, the sensitive section actuates a transducer to stop the supply of power to shuttle drive mechanism and reduces to zero the forces being applied to the shuttle by its drive mechanism.
Patent ES-453222-A1 (ES)
Title: Method of manufacturing 12 to 14% Mn steel components with weldable end pieces
IPC: B22D19/00
Filed: 1976-10-29
Abstract: Method of manufacturing steel components containing 12 to 14% by weight of manganese having an austenitic structure, said parts being provided with steel end pieces having a mainly austenitic structure permitting their junction by welding to components made of any desired alloy, wherein, before applying thermal treatment, said end pieces are cast into moulds disposed directly at the ends of said manganese steel components. The ends of the manganese steel component are shaped and the end pieces are subsequently cast thereon in such a manner that each end of the part comprises a front surface inclined about a transverse horizontal axis.
Patent ES-460608-A1 (ES)
Title: Novel prostaglandin derivatives
IPC: C07D339/08
Filed: 1977-07-11
Abstract: What is disclosed are prostaglandin-analogous cyclopentane derivatives of the formula I < IMAGE > wherein R1 is hydrogen or a linear or branched, saturated or unsaturated aliphatic or cycloaliphatic radical having from 1 to 8 carbon atoms, or an araliphatic radical having from 7 to 9 carbon atoms, or a physiologically tolerable metal, NH4 or substituted ammonium ion derived from a primary, secondary or tertiary amine R2 is a linear or branched, saturated or unsaturated aliphatic hydrocarbon radical having from 1 to 8 carbon atoms R3 is hydrogen or a R4CO group wherein R4 is a hydrogen atom or a linear or branched alkyl group having up to 10 carbon atoms A is a saturated, linear or branched alkylene group having from 2 to 5 carbon atoms, and a process for the manufacture thereof.
Patent ES-460665-A1 (ES)
Title: Current measuring system
IPC: G01R31/02
Filed: 1977-07-12
Abstract: Current measuring system particularly suitable for use as an earth leakage detection system and functional device equipped with such a system e.g. an earth leakage switch.
Patent ES-462869-A1 (ES)
Title: Brazing presses
IPC: B23K1/00
Filed: 1977-10-04
Abstract: High-frequency induction-heating brazing press for joining a deep-drawn (dish-shaped) workpiece (2), which workpiece comprises a flat bottom and raised edges, to a heat-distributing covering (3) which matches the shapes of the bottom and of at least part of the raised edges. The press comprises a main inductor (1) contained in a rigid block, a mandrel (4, 5) carrying the deep-drawn (dish-shaped) workpiece and an intermediate heater element (100, 101) made of ferromagnetic material in two separate parts, namely a plane central part (100) and a peripheral part (101) of a particular shape enabling the raised edges of the distributing covering to be pressed against the corresponding parts of the deep-drawn (dish-shaped) workpiece. It also includes an additional inductor (110) surrounding this annular peripheral part so as to heat it and springs (16) for mounting the peripheral part (101) in order to exert a pressure on the periphery of the distributing covering (3) independently of that which is exerted on its central part. Such a brazing press enable the heat-distributing bottoms to be brazed onto cooking vessels (saucepans or frying pans).
Patent ES-465594-A1 (ES)
Title: Process for the preparation of disazo dyestuffs containing dichlorodiphenyl residues
IPC: C09D11/00
Filed: 1977-12-29
Abstract: To prepare the yellow pigment of formula (I) < IMAGE > where R denotes the phenyl or naphthyl radical, unsubstituted or substituted a number of times by alkyl, alkoxy or halogen, one mole of 4,4'-diamino-3,3'-dichlorodiphenyl is coupled in acidic medium with 2 moles of acetoacetarylide of formula (II> CH3-CO-CH2-CO-NH-R (II), where R has the meaning indicated above, in the presence of a water-soluble zirconium or aluminium salt. The pigment of formula (I) is employed in the preparation of printing inks.
Patent ES-466645-A1 (ES)
Title: Antibiotics desacetylldihydro 890a9
IPC: C07D477/20
Filed: 1978-02-03
Abstract: The cpd. desacetyl-dihydro-890A9 of formula (I) and its salts are new. In the prepn. of (I), the cpd. dihydro-890A9 (II) is treated with an enzyme capable of hydrolysing the N-acetyl group, pref. N-acetyl-dihydro-890A9-amidohydrolase. In the prodn. of microorganisms with N-acetyl-dihydro-890A9-amidohydrolase, microorganisms are selected which can utilise N-acetyl-ethanolamine for growth, and the selected microorganisms are tested for the presence of N-acetyl-dihydro-890A9-amidohydrolase. (I) is man antibacterial active against Gram-positive and Gram-negative bacteria, and is use of human and veterinary medicine for the treatment of bacterial infections. It can also be used as an animal feed additive, as a preservative for feeds and foods, as a disinfectant and as an industrial bactericide.
Patent ES-468414-A1 (ES)
Title: Turbocharger control
IPC: F02B37/12
Filed: 1978-03-31
Abstract: A turbocharger having an exhaust gas driven turbine for driving a compressor which supplies high pressure charge air to an internal combustion engine. A turbine wheel rotates within a turbine housing having a gas inlet and a gas outlet for circulation of exhaust gases to drive the turbine. The exhaust gases exit through a gas discharge housing mounted on the turbine housing and including a bypass chamber communicating with the gas inlet. A turbine bypass valve on the discharge housing is controllably actuated to seat on the turbine housing to close the bypass chamber.
Patent ES-470750-A1 (ES)
Title: 3-(1-Pyrazolyl)-pyridazine derivatives
IPC: C07D403/14
Filed: 1978-06-13
Abstract: 3-(1-Pyrazolyl)-pyridazine derivatives of the formula I, or pharmaceutically acceptable acid addition salts thereof, which decrease high blood pressure and inhibit catabolism or prostaglandins, < IMAGE > (I) wherein R1 is hydrogen or C1-4 alkyl, R2 is hydrogen, cyano, carboxyl, carbamoyl, carbaxoyl or C1-4 alkoxycarbonyl, R3 is hydrogen or chlorine or -NR4NHR5 or NR6R7, wherein R4 and R5 are each hydrogen or C1-4 alkyl, wherein R6 and R7 are each hydrogen or C1-5 alkyl, C1-5 hydroxyalkyl, C3-7 cycloalkyl, phenyl or benzyl, or benzyl or phenylethyl substituted with one or two chlorine atoms or methoxy groups, or a furylmethyl, pyridylmethyl, pyrrolidine or piperazine ring, or when R7 is hydrogen, R6 is -(CH2)n -NR4R5 wherein n is an integer from 1 to 3.
Patent ES-471333-A1 (ES)
Title: Cubic boron nitride (CBN) compact and direct conversion process for making same from pyrolytic boron nitride (PBN)
IPC: B01J3/06
Filed: 1978-06-30
Abstract: A process for making a sintered polycrystalline cubic boron nitride (CBN) compact by direct conversion of a pyrolytic, preferably substrate nucleated, boron nitride (PBN) comprises subjecting the PBN to temperatures and pressures within the CBN stable region. The crystallites of the compact produced by this process are preferentially oriented. Also, such compacts have a high thermal conductivity between about 2 watts/cm DEG K and 9 watts/cm DEG K and thus are useful as a heat sink for electronic devices. The size of the CBN crystallites of the compact may be between about 1 x 10<3> ANGSTROM to 1 x 10<5> ANGSTROM .
Patent ES-471498-A1 (ES)
Title: Wire measuring and feeding device
IPC: B65H51/18
Filed: 1978-07-06
Abstract: Wire measuring and feed apparatus comprises first 22, 23 and second 24 series of pulleys mounted for rotation about common axes to receive wires from supply reels. A wire feed nip 35 comprises a series of driven roller pairs, the rollers of each pair being individually biased together to grip wires extending from the pulleys. A drive 32 is provided to move the pulleys apart in a direction transverse to their rotational axes to draw predetermined lengths of wires from the supply reels and to rotate the nip during movement of the pulleys together to feed the drawn wire lengths to an operating station. The rollers of the wire feed nip are preferably mounted for differential slip relative to each other.
Patent ES-471621-A1 (ES)
Title: Manufacturing Sintered Carbon Anodes
IPC: C25C3/12
Filed: 1978-07-11
Abstract: A method of manufacturing sintered carbon anodes comprises moulding and compacting a green anode, heating the green anode to a sintering temperature at a temperature gradient of between 2.5 DEG C/min and 10 DEG C/min, maintaining sintering temperature for between 30 and 300 minutes and thereafter cooling off the sintered anode. The anodes may be heated by electrical resistance heating. The invention also includes apparatus suitable for carrying out the method.
Patent ES-475377-A1 (ES)
Title: New prostacyclin derivatives, their preparation and their use.
IPC: C07D307/93
Filed: 1978-11-24
Abstract: Stabilized prostacyclins having a wide range of pharmacological activity and long duration of such activity, have the formula < IMAGE > wherein R1 is (a) OR3, wherein R3 is hydrogen, alkyl, cycloalkyl, aryl or a heterocyclic residue or (b) NHR4 wherein R4 is an acid residue B is straight-chain or branched alkylene of 2-10 carbon atoms A is -CH2-CH2-, cis-CH=CH-, trans-CH=CH- or -C 3BOND C-, W is free or functionally modified hydroxymethylene or free or functionally modified < IMAGE > wherein the OH-group can be in the alpha - or beta -position D and E together are a direct bond or D is straight-chain or branched alkylene of 1-5 carbon atoms and E is oxygen or sulfur or a direct bond, R2 is alkyl, cycloalkyl, optionally substituted aryl or a heterocyclic group and R5 is free or functionally modified hydroxy and when R3 is hydrogen, the salts thereof with physiologically compatible bases.
Patent ES-477481-A1 (ES)
Title: Anorexigenic 3-phenyl-tetrahydropyridines
IPC: A61K31/451
Filed: 1979-02-06
Abstract: Novel 3-phenyl-tetrahydropyridines of the formula < IMAGE > I wherein X is selected from the group consisting of hydrogen and chlorine and R is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, alkenyl and alkynyl of 3 to 5 carbon atoms and phenyl alkyl of 1 to 3 alkyl carbon atoms with the proviso that X is not hydrogen when R is benzyl and their non-toxic, pharmaceutically acceptable acid addition salts having remarkable anorexigenic properties and inhibition of serontine collection both in vivo and in vitro and their preparation and novel intermediates.
Patent ES-479570-A1 (ES)
Title: 7 alpha -Methoxycephalosporin derivatives and their pharmaceutical compositions having antibacterial activity
IPC: A61P31/04
Filed: 1979-04-11
Abstract: 7 alpha -Methoxycephalosporin derivatives of general formula (I): < IMAGE > (1) wherein: R1 represents a hydroxy group a C1-C4 alkoxy group a C2-C5 aliphatic acyloxy group a benzoyloxy group which is unsubstituted or has one or more C1-C4 alkyl, C1-C4 alkoxy, nitro or halogen substituents a benzenesulphonyloxy group which is unsubstituted or has one or more C1-C4 alkyl substituents or a C1-C3 alkanesulphonyloxy group which is unsubstituted or has one or more C1-C3 alkoxy, cyano, nitro, halogen or C2-C4 alkoxycarbonyl substituents R2 represents a hydrogen atom, a C1-C4 alkyl group, a halogen atom, a carboxyl group, a C2-C5 alkoxycarbonyl group, a carbamoyl group, an alkylcarbamoyl group in which the alkyl moiety has from 1 to 3 carbon atoms, a di(C1-C3 alkyl)carbamoyl group or a cyano group R3 represents a hydrogen atom an acetoxy group a carbamoyloxy group or a tetrazolylthio, thiadiazolylthio or oxadiazolylthio group which is unsubstituted or has one or more C1-C3 alkyl, sulphomethyl or di(C1 or C2 alkyl)amino(C1-C3 alkyl) substituents m is 0 or 1 and n is 0 or 2 exhibit potent antibacterial activity and are thus useful as medicines. The derivatives can be prepared by reacting the corresponding 7 alpha -methoxycephalosporin derivative having an amino group at the 7 beta -position with an acid halide corresponding to the substituted acetyl group which it is desired to attach to the amino group at the 7 beta -position or by reacting Cephamycin C with the same acid halide.
Patent ES-480298-A1 (ES)
Title: Laminated structure for furnishing, comprising at least one decorative layer combined with a support
IPC: B32B27/32
Filed: 1979-05-07
Abstract: A laminated structure suitable for use for the interior decorating of buildings and for motor vehicle upholstery comprising at least one decorative layer of organic material, which is combined, by hot pressing, with a support consisting of a polyolefin sheet, in which the polyolefin sheet comprises from 10 to 90% by weight of cellulose fibres and from 90 to 10% by weight of a polyolefin which is modified by polar monomeric units derived from at least one monomer chosen from the group consisting of unsaturated carboxylic acids, the corresponding anhydrides and derivatives thereof.
Patent ES-481485-A1 (ES)
Title: Magnetic bubble memory
IPC: G11C19/08
Filed: 1979-06-12
Abstract: In a bubble memory of the type employing electrical current pulses to sequentially advance magnetic bubbles along preselected paths within a magnetic bubble layer, high speed operation is achieved through the use of two generally co-extensive conductive layers (25, 26) overlying the magnetic bubble layer, the two conductive layers being spaced apart by an insulating film (27). Each layer includes a pattern of apertures (30, 31 FIG. 3) therethrough, corresponding apertures in the two layers being slightly off-set from one another. Various sequences of current pulses (e.g. I<u1>u, I<u2>u, I<u3>u, I<u4>u - FIG. 5) are applied to the conductive layers for advancing the bubbles along propagation paths defined by the aperture patterns.